Technical Service Bulletin
96 False warning by lane change assistant (Audi Side Assist)
96 13 81 2033782/3 December 6, 2013. Supersedes Technical Service Bulletin Group 96 number 13-75 dated
September 23, 2013 for reasons listed below.
Model(s)

Year

VIN Range

A4 allroad

2013

000001-999999

A4 allroad

2014

000001-057893

Vehicle-Specific Equipment
Audi Side Assist
(PR Code 7Y1)
Audi Side Assist
(PR Code 7Y1)

Condition
REVISION HISTORY
Revision

Date

Purpose

3

-

Revised Technical Background (Removed information about software)
Revised Service (Removed SVM update instructions for software part number
ending in “A”)
Revised Warranty (Adjusted TUs for GFF)

2

9/23/2013

Revised header data (Added customer code)
Revised Service (Removed VAS-PC instructions; updated SVM update
instructions)
Revised Warranty (Added labor operations)

1

5/28/2013

Initial publication

• Customer complains that Audi Side Assist is providing false warnings (no vehicle is present in the blind spot).
The concern may or may not be duplicated.
• No DTCs are present in the Audi Side Assist system.
• The mounting brackets for the control units may be loose or broken.

Technical Background
• Incorrect hardware from the supplier.
• The mounting bracket for the control units becomes loose over time.

© 2013 Audi of America, Inc.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
Production Solution
Improved hardware and software introduced into production.

Service
This TSB applies only to the A4 allroad. This information does not apply to A4/S4 sedans & A5/S5/RS 5 coupe
vehicles. Please reference TSB 2030583 for A4/S4 sedans & A5/S5/RS 5 coupe vehicles.
1. Use the Control Module ODB function within ODIS to determine the hardware version, the production date,
and the software part number of both the lane change assistance control module, J769, and the lane change
assistance control module 2, J770:
Using ODIS:
• Start Diagnosis -> Fill out Engine Information
from drop down menu -> Uncheck option for
“Guided Fault Finding” --> Select Tab “Control
module list” --> Scroll down list to “3C Lane
Change Assistant” (ECU option will be greyed
out) -> Right click on “3C Lane Change
Assistant” and select “Identify control module”
(Figure 1).
• Wait for the information to populate. This
usually takes 5-10 seconds.

Figure 1. 3C Lane Change Assistant is greyed out until
“Identify control module” is selected.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
• Once the information has populated, right-click
on “3C Lane Change Assistant” and select
“Control Module ODB” (Figure 2).
• Wait for the Control module OBD Results tab to
populate the ECU information.

Figure 2. Control module OBD option is available after
“Identify control module” completes.
• Under the Results tab, click on the button “Show Advanced Identification” (Figure 3), and then select the
“Update” button on the right.

Figure 3. Control Module OBD screen showing part information and production date.
The part number, hardware version, and software version information will automatically populate at the top of
the screen
• Click on the “SWA MasterH0X” at the top and then scroll down in the lower half of the screen until you get
to the “Production date” field (“X” can be any number, i.e. “SWA MasterH02” and will represent the

© 2013 Audi of America, Inc.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
hardware version of the ECU).
2. Using the software part numbers first, then the hardware version, find the matching information on the left
side of the table below, and proceed with the corresponding instructions on the right side. Only one set of
instructions will apply.

• Software part numbers are 8T0 907 566 A (J769) and 8T0
907 568 A (J770).
• Both control units have hardware version H16.

Replace only the control module that
has a build date before 3/2/2012,
then proceed to step 3.

• One or both control units have a build date before
03/02/2012.
• Software part numbers are 8T0 907 566 A (J769) and 8T0
907 568 A (J770).

Proceed to step 3.

• Both control units have hardware version H16.
• Both control units have a build date after 03/02/2012.
• Software part numbers are 8T0 907 566 A (J769) and 8T0
907 568 A (J770).

Proceed to step 3.

• Both control units have a hardware version H17 or higher.
• Software part numbers are 8T0 907 566 B (J769) and 8T0
907 568 B (J770) with SW version 0060.

Update the software of the Master
control unit using the SVM code
listed below then proceed to step 3.

SVM Update Instructions
• Follow all instructions in the attached TSB, 2011732 00 Software Version Management (SVM), operating
instructions.
• Update the parameterization of the master lane change assistance control module, J769, using the SVM action
code as listed in the table below if necessary.

Model

Old Software Part
Number

Old Software
Version

New Software Part
Number

New Software
Version

SVM
Code

A4 allroad

8T0 907 566 B

0060

8T0 907 566 B

0071

3CA010

Tip: The software update provided by this SVM code is specific to the A4 allroad, and the SVM code will not
provide any software update for any other models. For other models, this SVM code will only provide a new
parameter set, and will not change the software version. The new parameter set only addresses the “Sensors
Blocked” condition as indicated in TSB 2035047.

© 2013 Audi of America, Inc.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
3. Perform a visual inspection of the plastic mounting
brackets for the J769 and J770 control units. It is possible
the plastic weld has come loose or is broken apart from
the rear bumper cover (Figure 5).

Figure 5. Bumper bracket weld locations with
broken welds.
4. Replace the rear bumper cover assembly if the bracket is
loose (Figure 6).

Figure 6. Loose bracket.
5. Replace the rear bumper cover assembly if the bracket is
broken (Figure 7).

Figure 7. Broken bracket.
6. Recalibrate the Audi Side Assist system, regardless of whether or not the bumper cover is replaced.

© 2013 Audi of America, Inc.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
Warranty
Claim Type:

Use applicable claim type. If vehicle is outside any warranty, this Technical
Service Bulletin is informational only.

Service Number:

9635

Damage Code:

0040

Labor Operations:

Inspect control unit mounting bracket

6369 9999

10 TU

Check ECU Identification Information

9635 9999

25 TU

Inspect control unit mounting bracket

6369 9999

10 TU

Rear bumper cover remove+reinstall

6369 1912

90 TU

Check ECU Identification Information

9635 9999

25 TU

Remove and install 1 control unit for lane
changing assistant

9635 1950

10 TU

Adjust control units for lane changing assistant

9635 1500

70 TU

Inspect control unit mounting bracket

6369 9999

10 TU

Rear bumper cover remove+reinstall

6369 1912

90 TU

Check ECU Identification Information

9635 9999

25 TU

Remove and install 2 control units for lane
changing assistant

9635 2050

20 TU

Adjust control units for lane changing assistant

9635 1500

70 TU

Inspect control unit mounting bracket

6369 9999

10 TU

Rear bumper cover remove+reinstall

6369 1912

90 TU

Rear bumper cover replace

6369 5562

40 TU

Check ECU Identification Information

9635 9999

25 TU

Remove and install 1 control unit for lane
changing assistant

9635 1950

10 TU

OR

OR

OR

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
Adjust control units for lane changing assistant

9635 1500

70 TU

Rear bumper cover remove+reinstall

6369 1912

90 TU

Check ECU Identification Information

9635 9999

25 TU

Rear bumper cover replace

6369 5562

40 TU

Remove and install 2 control units for lane
changing assistant

9635 2050

20 TU

Adjust control units for lane changing assistant

9635 1500

70 TU

GFF

0150 0000

Time
stated on
diagnostic
protocol
(Max 60
TU)

Road test prior to service procedure

0121 0002

10 TU

Road test after service procedure

0121 0004

10 TU

OR

Diagnostic Time:

Technical diagnosis at dealer’s discretion
(Refer to Section 2.2.1.2 and Audi Warranty Online for DADP allowance
details)
Claim Comment:

As per TSB #2033782/3

All warranty claims submitted for payment must be in accordance with the Audi Warranty Policies and Procedures
Manual. Claims are subject to review or audit by Audi Warranty.

Required Parts and Tools
Part Number

Part Description

Quantity

8T0907566A

Control unit for lane change assist (MASTER)

As needed

8T0907568A

Control unit for lane change assist (SLAVE)

As needed

8K9807434A XXX

Spoiler (rear bumper)

As needed

8K9807511F GRU

Cover for bumper (rear upper)

As needed

© 2013 Audi of America, Inc.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.

Technical Service Bulletin
Additional Information
All parts and service references provided in this TSB (2033782) are subject to change and/or removal. Always
check with your Parts Department and service manuals for the latest information.

© 2013 Audi of America, Inc.

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All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior
expressed written permission of the publisher.